1. Animal Dermatology Centre, ASC, Jindaijihigashi Chofu, Tokyo, and, Animal Medical Centre, Nihon University, Kanagawa, Japan
2. Department of Clinical Pathology, Nippon Veterinary and Animal Science University School of Veterinary Medicine, Tokyo, Japan
3. Hirata Animal Hospital, Yamaguchi, Japan
4. Department of Dermatology Tokyo Koseinenkin Hospital, Tokyo, Japan